Finding the Fourth Proportional to 219,417.13, 329,102.10 and 148,793.09
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Solution
The fourth proportional to 219,417.13, 329,102.10 and 148,793.09 is: 223,173.63
Step by Step Solution
- Step 1: Write the proportion equation
219,417.13 : 329,102.10 = 148,793.09 : x - Step 2: Convert to fraction form
219,417.13/329,102.10 = 148,793.09/x - Step 3: Cross multiply
219,417.13x = 329,102.10 × 148,793.09 - Step 4: Simplify right side
219,417.13x = 48,968,118,384.49 - Step 5: Solve for x
x = 48,968,118,384.49/219,417.13 - Step 6: Final answer
x = 223,173.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.